FPGA的USB应用电路，已经成功通过测试，可以量产。-Application of FPGA circuit of the USB has been successfully tested, can be mass production.

CY7C68013a的slavefifo的固件源代码，keil编写，以及使用FPGA向EP6端点写数据的verilog源代码，没有错误，可以编译成功!-CY7C68013a of slavefifo firmware source code, keil prepared using FPGA and write data to the endpoint EP6 verilog source code, no errors, you can compile successfully!

串口编写程序助手，适用于fpga电路板和电脑之间的连接，适用初学者，可观摩学习-Serial programming assistant for the connection between the circuit board and the fpga computers for beginners can learn from